LT1956 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LT1956 is a 60.00 V non-sync Buck Converter from with 1.20 A output current. The maximum 60.00 V input voltage can be regulated down into a 1.20 V to 60.00 V output voltage.

It requires are a typical inductor size of 10.00 µH, a typical external component count of 11 and achieves a peak efficiency of 90 %. Further LT1956 characteristics are a fixed 500 kHz switching frequency and 1 available package option(s): TSSOP-16 .

For the LT1956 replacement search, please select a main parameter tolerance value and adjust the checkboxes for feature match. The product counter within the button shows the number of available equivalents and a click on the replacement button shows all possible replacements within a parametric overview.

ParameterValueReplacement
Search Filter
V-IN min. 5.50 V
V-IN max. 60.00 V
I-OUT? 1.20 A
V-OUT min. 1.20 V
V-OUT max. 60.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 500 kHz
Frequency fixed
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 580 kHz
Frequency adj./ ext.clock max 700 kHz
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 2200 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 10.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 90 %
Component count min. 11
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC
SOP TSSOP-16
DIP
TO
DDPAK

LT1956 Datasheet

Link to the most up-to-date LT1956 datasheet and the product page for EVM, tools and support information.

LT1956

LT1956 Sample stock and distributor price breaks

LT1956 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 8

Chip-One-Stop (9)

ProductStockPriceBuy
LT1956EFE-5#PBF284
18.16 USD
56.97 USD
106.81 USD
506.41 USD
1006.05 USD
2005.91 USD
Buy Now
LT1956EFE#PBF526
16.96 USD
104.91 USD
504.74 USD
1904.64 USD
3804.58 USD
Buy Now
LT1956EFE#PBF244
18.68 USD
57.41 USD
107.24 USD
506.82 USD
1006.43 USD
2006.29 USD
Buy Now
LT1956EGN#PBF150
16.17 USD
104.35 USD
504.20 USD
1004.15 USD
Buy Now
LT1956EGN#PBF1235
16.83 USD
105.75 USD
255.68 USD
505.42 USD
1005.29 USD
2005.05 USD
Buy Now
LT1956EGN#TRPBF2500
25004.04 USD
Buy Now
LT1956IFE-5#PBF379
19.68 USD
58.27 USD
108.08 USD
507.61 USD
1007.17 USD
2007.01 USD
Buy Now
LT1956IGN-5#PBF457
17.84 USD
56.69 USD
106.54 USD
506.16 USD
1005.81 USD
2005.68 USD
Buy Now
LT1956IGN#PBF10
18.12 USD
56.94 USD
106.78 USD
Buy Now

DIGI-KEY (9)

ProductStockPriceBuy
LT1956EFE#PBF4Buy Now
LT1956EGN-5#PBF4397
17.41 USD
254.92 USD
1003.72 USD
Buy Now
LT1956EGN#PBF1660
17.41 USD
254.92 USD
1003.72 USD
Buy Now
LT1956EFE#PBF1056
17.54 USD
255.36 USD
1004.41 USD
Buy Now
LT1956IFE#PBF706
18.94 USD
256.36 USD
1005.24 USD
Buy Now
LT1956IGN#PBF351
19.05 USD
256.01 USD
1004.52 USD
Buy Now
LT1956IGN-5#PBF302
19.05 USD
256.01 USD
1004.52 USD
Buy Now
LT1956EFE-5#PBF380
17.54 USD
255.36 USD
1004.41 USD
Buy Now
DC423B2
1100.50 USD
Buy Now
LT1956IFE-5#PBF0
18.94 USD
256.36 USD
1005.24 USD
Buy Now
LT1956EGN#TRPBF0
25003.82 USD
Buy Now
LT1956EGN-5#TRPBF0
25003.82 USD
Buy Now
LT1956EFE#TRPBF0
25004.51 USD
Buy Now
LT1956EFE-5#TRPBF0
25004.51 USD
Buy Now
LT1956IGN#TRPBF0
25004.59 USD
Buy Now
LT1956IGN-5#TRPBF0
25004.59 USD
Buy Now
LT1956IFE#TRPBF0
25005.34 USD
Buy Now
LT1956IFE-5#TRPBF0
25005.34 USD
Buy Now

Element14 (4)

ProductStockPriceBuy
LT1956EFE#PBF10
111.96 USD
258.51 USD
1007.00 USD
Buy Now
LT1956EGN-5#PBF232
111.76 USD
257.81 USD
1006.03 USD
Buy Now
LT1956EGN#PBF0
111.76 USD
257.81 USD
1006.03 USD
Buy Now
LT1956IGN-5#PBF4
114.36 USD
259.53 USD
1007.35 USD
Buy Now
LT1956IGN#PBF61
114.36 USD
259.53 USD
1007.35 USD
Buy Now

FARNELL-ELEMENT14 (4)

ProductStockPriceBuy
LT1956EFE#PBF10Buy Now
LT1956EGN-5#PBF262Buy Now
LT1956IGN-5#PBF4Buy Now
LT1956IGN#PBF76Buy Now

NEWARK (1)

ProductStockPriceBuy
LT1956EFE#PBF0
17.55 USD
255.34 USD
1004.41 USD
Buy Now
LT1956EFE#TRPBF0
17.78 USD
25005.58 USD
Buy Now
LT1956EGN-5#PBF0
17.44 USD
254.95 USD
1003.72 USD
Buy Now
LT1956EGN#PBF0
17.44 USD
254.95 USD
1003.72 USD
Buy Now
LT1956IFE#PBF0
18.96 USD
256.08 USD
1005.24 USD
Buy Now
LT1956IFE#TRPBF0
19.23 USD
25006.62 USD
Buy Now
LT1956IGN-5#TRPBF0
17.47 USD
25005.36 USD
Buy Now
LT1956IGN#PBF129
19.02 USD
255.95 USD
1004.49 USD
Buy Now

RS-COMPONENTS (3)

ProductStockPriceBuy
LT1956EFE#PBF73Buy Now
LT1956EGN#PBF46Buy Now
LT1956IFE#PBF7Buy Now

Reichelt Elektronik (1)

ProductStockPriceBuy
LT1956EFE#PBF1Buy Now

TME (2)

ProductStockPriceBuy
LT1956EFE#PBF16Buy Now
LT1956IFE#PBF1Buy Now

Available Distributors with stock: 0

no online Distributor with LT1956 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LT1956. Optional, compare LT1956 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LT1766 LT1766 product overviewLT1766 product overview Linear Technology TSSOP-16
10% LT1976 LT1976 product overviewLT1976 product overview Linear Technology TSSOP-16
10% LT1977 LT1977 product overviewLT1977 product overview Linear Technology TSSOP-16
10% MAX5090 MAX5090 product overviewMAX5090 product overview Maxim TQFN-16
50% MAX15014 MAX15014 product overviewMAX15014 product overview Maxim TQFN-36
50% MAX15015 MAX15015 product overviewMAX15015 product overview Maxim TQFN-36
50% MAX15016 MAX15016 product overviewMAX15016 product overview Maxim TQFN-36
50% MAX15017 MAX15017 product overviewMAX15017 product overview Maxim TQFN-36
50% MAX5080 MAX5080 product overviewMAX5080 product overview Maxim TQFN-32
50% MAX5081 MAX5081 product overviewMAX5081 product overview Maxim TQFN-16
50% MAX5096 MAX5096 product overviewMAX5096 product overview Maxim TSSOP-EP-20, TQFN-16
50% MAX5097 MAX5097 product overviewMAX5097 product overview Maxim TSSOP-EP-20, TQFN-16
50% NCV890101 NCV890101 product overviewNCV890101 product overview ON Semiconductor DFN-10
50% NCV890131 NCV890131 product overviewNCV890131 product overview ON Semiconductor DFN-10
50% A5970AD A5970AD product overviewA5970AD product overview ST SO-8
50% A5970D A5970D product overviewA5970D product overview ST SO-8
50% L5970AD L5970AD product overviewL5970AD product overview ST SO-8
50% L5970D L5970D product overviewL5970D product overview ST SO-8
50% LM2672 LM2672 product overviewLM2672 product overview Texas Instruments PDIP-8, SOIC-8, WSON-16

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT1956.

V-IN max. 60 V, I-OUT 1.2 A, V-OUT min. 1.2 V, Frequency typ. 500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744025004 4.7 1.4 1.7 100.00 2.8 x 2.8 x 3
74404041047 4.7 1.6 1.9 91.00 4 x 4 x 1.2
74404042047 4.7 1.7 2.2 70.00 4 x 4 x 1.8
74404042068 6.8 1.5 1.8 98.00 4 x 4 x 1.8
74404052047 4.7 2.3 2.7 55.90 5 x 5 x 2
74404052056 5.6 2.1 2.6 67.50 5 x 5 x 2
74404052068 6.8 1.9 2.4 82.70 5 x 5 x 2
74404052075 7.5 1.7 2.1 96.80 5 x 5 x 2
74404063068 6.8 2.4 2.8 47.00 6 x 6 x 2.8
744042004 4.7 1.7 1.7 70.00 4.8 x 4.8 x 2
744043004 4.7 1.6 1.7 50.00 4.8 x 4.8 x 3
744045004 4.7 1.2 2.0 120.00 4.5 x 3.2 x 2.9
744052005 5.0 1.7 1.8 50.00 5.8 x 5.8 x 2
744052006 6.2 1.5 1.6 70.00 5.8 x 5.8 x 2
744052007 7.5 1.4 1.5 70.00 5.8 x 5.8 x 2
7440530047 4.7 2.4 2.0 30.00 5.8 x 5.8 x 3
744053005 5.3 2.3 1.9 30.00 5.8 x 5.8 x 3
744053006 6.2 2.2 1.7 40.00 5.8 x 5.8 x 3
744062005 5.0 2.2 2.0 40.00 6.8 x 6.8 x 2.5
744062006 6.2 1.9 1.8 40.00 6.8 x 6.8 x 2.5
744062007 7.5 1.7 1.6 50.00 6.8 x 6.8 x 2.5
7440680047 4.7 1.9 1.6 72.00 8 x 8 x 1.2
7440690047 4.7 2.2 1.8 56.00 8 x 8 x 1.5
7440690068 6.8 1.8 1.7 88.00 8 x 8 x 1.5
7440700047 4.7 3.0 2.2 37.00 8 x 8 x 2
7440700056 5.6 2.6 2.0 47.00 8 x 8 x 2
7440700068 6.8 2.4 1.8 56.00 8 x 8 x 2
74408941050 5.0 1.4 2.5 140.00 4.8 x 4.8 x 2.1
74408942047 4.7 1.6 2.9 86.80 4.8 x 4.8 x 3.1
74408942068 6.8 1.5 2.4 110.00 4.8 x 4.8 x 3.1
74408943068 6.8 2.0 2.7 51.00 4.8 x 4.8 x 4.1
74437321056 5.6 1.6 2.7 180.00 4.45 x 4.06 x 1.2
74437321068 6.8 1.3 2.4 300.00 4.45 x 4.06 x 1.2
74438335047 4.7 1.5 2.8 141.00 3 x 3 x 1.5
74438336068 6.8 1.6 2.9 168.00 3 x 3 x 2
7447462068 6.8 3.3 3.0 27.00 5.5 x 5.5 x 8.5
744773047 4.7 1.8 2.5 59.00 4 x 4.5 x 3.5
744773056 5.6 1.6 2.4 69.00 4 x 4.5 x 3.5
744773068 6.8 1.5 2.1 76.00 4 x 4.5 x 3.5
7447785004 4.7 2.2 2.5 60.00 5.9 x 6.2 x 3.3
7447785006 6.8 2.3 2.0 79.00 5.9 x 6.2 x 3.3
7447786004 4.7 2.8 2.8 57.00 5.9 x 6.2 x 5.1
7447786006 6.8 2.5 2.3 62.00 5.9 x 6.2 x 5.1
7447789006 6.8 2.5 2.8 41.50 7.3 x 7.3 x 3.5
744779068 6.8 2.2 2.8 27.00 6 x 6 x 6.5
744787068 6.8 3.0 3.0 27.00 7.8 x 7 x 5
78438335047 4.7 1.5 2.8 141.00 3 x 3 x 1.5
784773047 4.7 1.8 2.5 59.00 4 x 4.5 x 3.5
784773056 5.6 1.6 2.4 69.00 4 x 4.5 x 3.5
784773068 6.8 1.5 2.1 76.00 4 x 4.5 x 3.5
784778068 6.8 2.3 2.5 79.00 7.3 x 7.3 x 3.5
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